I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
I use dfu_dual_bank_ble_s110 bootloader from SDK10. I want the bootloader to check whether if incoming firmware is compatible with the device it is uploaded to (i.e. device...
Hi
I want to connect to only a single master device by s110. I used the example parameter setting from "ble_app_hids_keyboard" for gap_params_init, advertising_init and...
I have modified the Android Blinky App to connect two peripherals (nRF52 DK)
Scanning and Connecting to two peripherals works.. but when i want to start sending notifications...
Hi, all.
I want read mouse cursor coordinates from connected target(PC or iPhone and so on) through HID.
And then, i want to align the mouse cursor in the target center...
Hi.
I tried "Go to definition Of 'sd_softdevice_enable",and
"Go to Reference To 'sd_softdevice_enable" at ble_app_hrs_c at ble_central,example .
But sd_softdevice_enable...
Dear all.
Now we migration from SDK 10 to SDK 11. but, there is not SDK11 packs. As you know, no pack is very uncomfortable for package managing on keil. please answer...
Hi,
I am using nrf52-DK (First Version in the moment) and need to test UART interface.
I use the example from the blue-nus example from the SDK which is working fine....
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi There,
How can I create a combined soft device and bootloader image/zip using the nrfutil.exe?
Is it possible to have an image/zip with both the application, bootloader...
Hello everyone,
I'm having trouble with nrfutil (python version from github.com/.../pc-nrfutil) . Here is the command line I use:
$ nrfutil dfu genpkg --application...
Hello, I use nrf51822 for my project. I have to collect data via BLE nus from phone, and then some time I need use a GPIO to simulate 7816 protocol, in that time I need 1...
Hi All,
I need to design mesh network using nrf51822, i referred so many posts in forum, i am thinking Mesh network not yet implemented!!!!!!!!!!!!! (i am not sure). If...
NFC samples in latest SDK 11 are working well when using Keil IDE. But there is no correct functionality with IAR. Samples compile well, code can be flashed and runs. But...
